Home / 16,068.70-22,177.46-11,028.78

Finding the Fourth Proportional to 16,068.70, 22,177.46 and 11,028.78

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Solution

The fourth proportional to 16,068.70, 22,177.46 and 11,028.78 is: 15,221.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,068.70 : 22,177.46 = 11,028.78 : x
  2. Step 2: Convert to fraction form
    16,068.70/22,177.46 = 11,028.78/x
  3. Step 3: Cross multiply
    16,068.70x = 22,177.46 × 11,028.78
  4. Step 4: Simplify right side
    16,068.70x = 244,590,327.30
  5. Step 5: Solve for x
    x = 244,590,327.30/16,068.70
  6. Step 6: Final answer
    x = 15,221.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.